CN112571230B

CN112571230B - Abrasive belt machine and working method thereof

Info

Publication number: CN112571230B
Application number: CN202011433529.4A
Authority: CN
Inventors: 金忠豪
Original assignee: Hangzhou Longli Intelligent Technology Co ltd
Current assignee: Hangzhou Longli Intelligent Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2022-06-17
Anticipated expiration: 2040-12-10
Also published as: CN112571230A

Abstract

The invention relates to an abrasive belt machine and a working method thereof, and belongs to the field of mechanical equipment. The invention comprises an abrasive belt machine driving device and an abrasive belt machine base, and is structurally characterized in that: the belt sander comprises a belt sander base, and is characterized by further comprising an upper grinding wheel assembly, a lower grinding wheel assembly, a tensioning deviation correcting device and a belt sander, wherein the upper grinding wheel assembly, the lower grinding wheel assembly, the tensioning deviation correcting device and the belt sander driving device are all mounted on the belt sander base, and the upper grinding wheel assembly, the lower grinding wheel assembly, the tensioning deviation correcting device and the belt sander driving device are matched through a belt. The abrasive belt is driven by the abrasive belt driving device to rotate on the upper polishing wheel assembly, the lower polishing wheel assembly and the tensioning deviation correcting device, a workpiece is polished through the abrasive belt, and tensioning and deviation correcting of the abrasive belt are adjusted through the tensioning deviation correcting device.

Description

Abrasive belt machine and working method thereof

Technical Field

The invention relates to an abrasive belt machine and a working method thereof, and belongs to the field of mechanical equipment.

Background

The formed workpiece is usually required to be polished in the process of processing the workpiece, the workpiece is usually polished by an abrasive belt machine, the abrasive belt machine comprises a polishing wheel, a tensioning deviation correcting device and a driving device, and most of bases of the abrasive belt machine in the prior art are made of steel, so that the abrasive belt machine has the advantages of high production cost, relatively large vibration and noise in operation, and low adjustment precision and inconvenience in adjustment of the deviation correction of the abrasive belt in the prior art.

In view of the above, patent document No. 201721740056.6 discloses a full-automatic manipulator belt sander, which mainly solves the problem of how to avoid belt breakage, and is different from the technical problems solved by the present application; in view of the above, patent document No. 201520106611.4 discloses an abrasive belt machine and an automatic grinding machine set including the same, wherein the structure of the abrasive belt machine is different from that of the present application, and the tension correcting device of the abrasive belt is different from that of the present application, so that the technical solutions adopted by the two are different.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides the abrasive belt machine which is reasonable in structural design, stable in operation, convenient for correcting and adjusting the abrasive belt and high in adjustment precision and the working method thereof.

The technical scheme adopted by the invention for solving the problems is as follows: this abrasive band machine, including abrasive band machine drive arrangement and abrasive band machine base, its structural feature lies in: the belt sander comprises a belt sander base, and is characterized by further comprising an upper grinding wheel assembly, a lower grinding wheel assembly, a tensioning deviation correcting device and a belt sander, wherein the upper grinding wheel assembly, the lower grinding wheel assembly, the tensioning deviation correcting device and the belt sander driving device are all mounted on the belt sander base, and the upper grinding wheel assembly, the lower grinding wheel assembly, the tensioning deviation correcting device and the belt sander driving device are matched through a belt. The abrasive belt is driven by the abrasive belt driving device to rotate on the upper polishing wheel assembly, the lower polishing wheel assembly and the tensioning deviation correcting device, a workpiece is polished through the abrasive belt, and tensioning and deviation correcting of the abrasive belt are adjusted through the tensioning deviation correcting device.

Furthermore, the upper polishing wheel assembly comprises an upper polishing installation base, an upper polishing support, an upper polishing wheel, an upper polishing rotating shaft, an upper polishing bearing and an upper polishing bearing seat, one end of the upper polishing support is installed on the upper polishing installation base, the upper polishing rotating shaft is installed at the other end of the upper polishing support, the upper polishing wheel is installed on the upper polishing bearing seat, the upper polishing bearing seat is installed on the upper polishing rotating shaft through the upper polishing bearing, and the upper polishing installation base is installed on the abrasive belt machine base. The abrasive band bypasses the upper polishing wheel, the upper polishing wheel is arranged on the upper polishing rotating shaft, and the upper polishing wheel can flexibly rotate so as to improve the running stability of the upper polishing wheel.

Furthermore, the upper grinding wheel assembly further comprises an inner pressing plate and an outer pressing plate, the inner pressing plate is installed on the upper grinding rotating shaft, and the outer pressing plate is installed on the upper grinding bearing seat. The inner pressing plate presses the inner ring of the bearing tightly, the outer pressing plate presses the outer ring of the bearing tightly, and then the flexible rotation of the polishing wheel can be realized.

Furthermore, the inner pressing plate is in contact with an inner ring of the upper grinding bearing, and the outer pressing plate is in contact with an outer ring of the upper grinding bearing.

Further, the upper polishing rotating shaft is fixed with the upper polishing support. The upper polishing rotating shaft and the upper polishing support are fixed through the bolts, and the upper polishing rotating shaft cannot rotate in the rotating process.

Further, the upper grinding wheel is fixed with the upper grinding bearing seat. The upper polishing wheel is fixed with the upper polishing bearing seat through a bolt, so that the upper polishing bearing seat can be rotatably arranged on the upper polishing rotating shaft through a bearing, and the flexible rotation of the upper polishing wheel is realized.

Furthermore, a plurality of mounting holes are formed in the upper polishing support and are evenly distributed at equal intervals. The mounting position of the upper grinding wheel can be adjusted to meet the actual working requirement.

Further, the number of the upper grinding bearings is two.

Further, the upper polishing wheel is a rubber covered wheel. The rubber coating wheel can increase the friction force between the rubber coating wheel and the abrasive belt so as to ensure the running stability of the abrasive belt.

Further, a cooling groove is arranged on the upper grinding wheel, and the cooling groove is obliquely arranged. The cooling groove is arranged to pass through the position of the cooling groove to flow wind during operation so as to reduce the surface temperature of the rubber covered wheel.

This an go up wheel subassembly of polishing for abrasive band machine is at the operation in-process, and the abrasive band is installed on last wheel of polishing, through the operation of abrasive band machine drive arrangement drive abrasive band, can make and polish the wheel and rotate on last rotation axis of polishing, rotates the in-process, goes up the bearing frame of polishing and also rotates along with last wheel of polishing, goes up the rotation axis of polishing and fixes motionless, can increase the frictional force between rubber-coated wheel and the abrasive band through setting up rubber-coated wheel to improve its stability of operation.

Further, the lower polishing wheel assembly comprises a lower polishing mounting base, a lower polishing support, a lower polishing wheel, a lower polishing rotating shaft, a lower polishing bearing seat and a polishing wheel bushing, one end of the lower polishing support is mounted on the lower polishing mounting base, the lower polishing bearing seat is mounted at the other end of the lower polishing support, the lower polishing bearing is mounted on the lower polishing bearing seat and sleeved on the lower polishing rotating shaft, the lower polishing wheel is mounted on the polishing wheel bushing, the polishing wheel bushing is mounted on the lower polishing rotating shaft, and the lower polishing mounting base is mounted on the abrasive belt machine base. The lower grinding wheel is installed on the lower grinding rotating shaft through the grinding wheel bushing, the lower grinding rotating shaft can rotate on the support, and then the rotation of the lower grinding wheel can be realized, so that the running stability of the lower grinding wheel is ensured.

Further, the lower polishing wheel assembly further comprises a gland, a bearing bush, a bearing spacer, a locking nut and a key pin, the lower polishing rotating shaft is connected with the polishing wheel bush through the key pin, the polishing wheel bush is mounted on the lower polishing rotating shaft through the gland, and the bearing bush, the bearing spacer and the locking nut are all sleeved on the lower polishing rotating shaft. After the lower grinding rotating shaft and the grinding wheel bushing are connected through the key pin, the pressing cover is installed at the end of the lower grinding rotating shaft, and therefore the key pin is located.

Further, the lower polishing wheel assembly further comprises a polishing wheel, a polishing wheel mounting seat and a polishing wheel pressing plate, the polishing wheel mounting seat and the polishing wheel pressing plate are both sleeved on the lower polishing rotating shaft, the polishing wheel is mounted on the polishing wheel mounting seat, the polishing wheel pressing plate is in contact with the polishing wheel, and the polishing wheel pressing plate is mounted on the lower polishing rotating shaft through a locking nut. The workpiece can be polished by installing the polishing wheel, so that the quality of the workpiece is improved.

Furthermore, the bearing space ring and the locking nut are sleeved on the lower polishing rotating shaft, and two sides of the bearing space ring are respectively contacted with the inner ring and the locking nut of the lower polishing bearing. The inner ring of the lower polishing bearing is tightly abutted through the bearing spacer ring, and the bearing spacer ring is locked with the bearing through the locking nut, so that the lower polishing rotating shaft can flexibly rotate.

Furthermore, the number of the lower grinding bearings is two, a bearing bush is arranged between the two lower grinding bearings, and the bearing bush is sleeved on the lower grinding rotating shaft and is in contact with the inner rings of the two lower grinding bearings. The inner rings of the two lower grinding bearings can be abutted tightly by installing the bearing bush.

Further, the lower grinding wheel is a rubber covered wheel. The rubber coating wheel can increase the friction force between the rubber coating wheel and the abrasive belt so as to ensure the running stability of the abrasive belt.

Further, a cooling groove is formed in the lower grinding wheel, and the cooling groove is obliquely arranged. The cooling tank is obliquely arranged. The cooling groove is arranged to pass through the position of the cooling groove to flow wind during operation so as to reduce the surface temperature of the rubber covered wheel.

Further, a plurality of mounting holes are formed in the lower polishing support and are evenly distributed at equal intervals. The mounting position of the lower grinding wheel can be adjusted to meet the actual working requirement.

This a lower wheel subassembly of polishing for abrasive band machine is the wheel rotation of polishing under the drive of accessible abrasive band in the course of the work, and then can make the polishing wheel rotate, can polish the processing to the work piece through the polishing wheel, in order to improve the product quality of work piece, the surface of polishing wheel sets up the cooling bath of slope under simultaneously, can make down the rotation in-process of polishing wheel at high-speed, there is the cooling air to flow from the cooling bath, in order to reduce the temperature between the surface of polishing wheel and the abrasive band down, can prolong its life.

Furthermore, the tensioning deviation correcting device comprises an installation base, a lifting mechanism, an adjusting mechanism, a deviation correcting support and a deviation correcting wheel, wherein the lifting mechanism is installed on the installation base, the deviation correcting support is installed on the lifting mechanism, the deviation correcting wheel is installed on the deviation correcting support, the adjusting mechanism is matched with the deviation correcting wheel, and the installation base is installed on the base of the abrasive belt machine. The tensioning deviation correcting device raises the deviation correcting support and the deviation correcting wheel through the lifting mechanism and then tensions the abrasive belt, and the angle of the deviation correcting wheel can be adjusted through the adjusting mechanism so as to realize deviation correcting adjustment of the abrasive belt, so that normal operation of the abrasive belt machine can be ensured, and polishing treatment of a workpiece is realized.

Further, adjustment mechanism includes the regulating spindle, adjusts roof, adjustment handle, regulation ejector pin and adjusting nut, the regulating spindle is all installed on the support of rectifying with the regulation ejector pin, rectify the wheel and adjust the roof and all install on the regulating spindle, adjustment handle is connected with the one end of adjusting the ejector pin, the other end and the regulation roof cooperation of regulation ejector pin, adjusting nut installs on adjusting the ejector pin, and adjusting nut and the support cooperation of rectifying. The adjusting ejector rod is screwed through the adjusting handle, so that the adjusting ejector rod is in contact with the adjusting top plate, the adjusting shaft is rotated by a certain angle, and the angle adjustment of the deviation correcting wheel can be realized.

Further, elevating system includes the lift cylinder, the lift cylinder is installed on the installation base, the support mounting of rectifying is on the lift cylinder. The air cylinder is adopted for driving lifting, so that the device has the advantages of good flexibility, high precision, quick response and the like.

Furthermore, one end of the adjusting shaft is rotatably installed on the deviation rectifying bracket. The rotation installation can realize rectifying the angle of wheel and adjusting, the control of being convenient for.

Furthermore, the deviation rectifying support is arranged in an L-shaped structure. The installation of the wheel of rectifying is convenient, also conveniently adjusts the angle of rectifying the wheel simultaneously.

Further, the wheel of rectifying includes the wheel body of rectifying, the middle part of the wheel body of rectifying is provided with the wheel boss of rectifying. The eccentric wheel boss is arranged to have a supporting effect on the sand, so that the sand belt is prevented from being separated from the correction wheel body.

Further, the wheel boss of rectifying is the ring structure setting.

Furthermore, the diameters of the correction wheel bodies are gradually reduced from the correction wheel bosses to the two sides of the correction wheel bodies. The abrasive belt is prevented from being separated from the deviation rectifying wheel.

The lifting cylinder drives the deviation rectifying support to rise, the abrasive belt is tensioned through the deviation rectifying wheel mounted on the deviation rectifying support, a deviation rectifying wheel boss is arranged in the middle of the deviation rectifying wheel body, the abrasive belt can be prevented from being separated from the deviation rectifying wheel body in the operation process, the adjusting ejector rod is screwed through the adjusting handle during deviation of the abrasive belt, the adjusting ejector rod is tightly abutted to the adjusting top plate, angle adjustment of the adjusting shaft can be achieved, angle adjustment of the deviation rectifying wheel is achieved, adjustment of deviation rectification of the abrasive belt is achieved, and the tensioning deviation rectifying device for the abrasive belt machine has the advantages of being convenient to adjust, high in adjusting precision and the like.

Furthermore, the tensioning deviation correcting device comprises an installation base, a lifting mechanism, an adjusting mechanism, a deviation correcting support, a deviation correcting wheel and a deviation correcting shaft, wherein the lifting mechanism is installed on the installation base, the deviation correcting support is installed on the lifting mechanism through the deviation correcting shaft, the deviation correcting wheel is installed on the deviation correcting support, the adjusting mechanism is matched with the deviation correcting support, and the installation base is installed on the base of the abrasive belt machine. The tensioning deviation correcting device drives the deviation correcting support to rise through the lifting mechanism, tensioning of the abrasive belt is achieved, deviation correction of the abrasive belt is achieved through adjustment of the deviation correcting support through the adjusting mechanism, and the tensioning deviation correcting device has the advantages of being convenient to adjust, high in adjusting precision and the like.

Further, adjustment mechanism includes regulating spindle, adjustment handle, regulation ejector pin, adjusting nut, adjusting spring and adjusting stop, the regulating spindle is installed on the support of rectifying, the wheel of rectifying is installed on the regulating spindle, an adjusting stop is respectively installed to the both sides of the support of rectifying, adjust the ejector pin and install on an adjusting stop, adjusting handle sets up the one end at the regulation ejector pin, adjust the other end and the elevating system contact of ejector pin, adjusting nut installs on adjusting the ejector pin and adjusting nut and adjusting stop cooperation, adjusting spring and another adjusting stop cooperation. The adjusting handle is screwed to adjust the deviation correcting bracket, and the deviation correcting bracket can be reset through the adjusting spring; after the adjustment is completed, the adjusting nut can be screwed up to enable the adjusting nut to be in contact with the adjusting baffle, and then the adjusting handle is locked.

Further, adjustment mechanism includes regulating spindle, regulation roof, adjustment handle, regulation ejector pin, adjusting nut, adjusting spring, adjusting plate and adjusting bolt, regulating spindle and adjusting bolt all install on the support of rectifying, rectify the wheel and adjust the roof and all install on the regulating spindle, adjust roof and adjusting bolt cooperation, an adjusting plate is respectively installed to the both sides of the support of rectifying, adjust the ejector pin and install on an adjusting plate, adjusting handle sets up the one end at the regulation ejector pin, adjust the other end and the elevating system contact of ejector pin, adjusting nut installs on adjusting the ejector pin and adjusting nut and adjusting plate cooperation, adjusting spring and another adjusting plate cooperation. The adjusting bolt can be screwed to be in contact with the adjusting top plate, so that the angle of the adjusting shaft can be adjusted, and the angle of the deviation rectifying wheel can be adjusted; after the adjustment is completed, the adjusting nut can be screwed up to enable the adjusting nut to be in contact with the adjusting baffle plate, and then the adjusting handle is locked.

Further, elevating system includes lift cylinder and lift seat, the lift cylinder is installed on the installation base, the lift seat is installed on the lift cylinder, the support of rectifying is installed on the lift seat through the axle of rectifying. The lifting cylinder drives the lifting seat to lift, and the cylinder has the advantages of good flexibility, high precision, high response speed and the like.

Furthermore, one end of the adjusting spring is in contact with the adjusting baffle, and the other end of the adjusting spring is in contact with the lifting mechanism. The reciprocating of support to rectifying is realized to the accessible adjusting spring to improve the regulation precision.

Furthermore, one end of the adjusting shaft is rotatably installed on the deviation rectifying support. The angle of the adjusting shaft can be adjusted to realize the angle adjustment of the deviation rectifying wheel.

Further, the wheel of rectifying includes the wheel body of rectifying, the middle part of rectifying the wheel body is provided with the wheel boss of rectifying. The eccentric wheel boss is arranged to have a supporting effect on the sand, so that the sand belt is prevented from being separated from the correction wheel body.

Further, the wheel boss of rectifying is the ring structure setting.

The lifting cylinder lifts the deviation rectifying support to enable the deviation rectifying wheel to tension the abrasive belt, the adjusting handle is screwed to enable one end of the adjusting ejector rod to be in contact with the lifting seat, so that the deviation rectifying support rotates along the deviation rectifying shaft, angle adjustment of the deviation rectifying wheel is achieved, when the adjusting ejector rod is unscrewed by the adjusting handle, the deviation rectifying support can be reset through the adjusting spring, after adjustment is completed, the adjusting nut is screwed to enable the adjusting nut to be in contact with the adjusting baffle, and the adjusting handle can be locked; also can be through twisting adjusting bolt for adjusting bolt and regulation roof contact, and then can make the regulating spindle swing on the support of rectifying a deviation and realize the angle modulation to the regulating spindle, thereby realize the angle modulation to rectifying a deviation wheel, this tight deviation correcting device that rises has convenient the regulation, adjusts advantages such as precision height.

Furthermore, concrete is filled in the base of the belt sander, the belt sander driving device comprises an explosion-proof motor and a main driving wheel, the explosion-proof motor is installed on the belt sander base, the main driving wheel is installed on the explosion-proof motor, and the main driving wheel, the upper polishing wheel, the lower polishing wheel and the deviation rectifying wheel are matched through an abrasive belt.

Furthermore, the belt sander also comprises a protective cover, a dust collecting hopper and an ash receiving hopper, wherein the protective cover is arranged on the base of the belt sander, the dust collecting hopper is arranged at the bottom of the protective cover, and the ash receiving hopper is arranged below the dust collecting hopper.

Furthermore, the number of the upper grinding wheel assembly, the lower grinding wheel assembly, the tensioning deviation correcting device, the belt sander driving device, the belt sander base, the abrasive belt, the protective cover, the dust collecting hopper and the dust receiving hopper is two, and the two abrasive belts are respectively and symmetrically arranged, and the two abrasive belts can be a thick abrasive belt, a thin abrasive belt or a thick abrasive belt and a thin abrasive belt.

Another technical object of the invention is to provide a working method of the belt sander.

The technical purpose of the invention is realized by the following technical scheme.

The working method of the belt sander is characterized in that: the working method comprises the following steps that the abrasive belt is driven by the abrasive belt machine driving device to rotate on the upper polishing wheel assembly, the lower polishing wheel assembly and the tensioning deviation correcting device in a circulating mode, the tensioning deviation correcting device is used for tensioning the abrasive belt and performing deviation correcting adjustment, and the abrasive belt is used for polishing a workpiece.

The abrasive belt is tensioned and subjected to deviation rectification adjustment through the tensioning deviation rectification device, and the method comprises the following steps: the lifting mechanism controls the deviation correcting bracket to lift, and the abrasive belt is tensioned through the deviation correcting wheel arranged on the deviation correcting bracket; the angle of the deviation rectifying support or the angle of the deviation rectifying wheel is adjusted through the adjusting mechanism, so that the deviation rectifying adjustment of the abrasive belt is realized.

Compared with the prior art, the invention has the following advantages: the abrasive belt machine drives the abrasive belt to rotate on the upper grinding wheel assembly, the lower grinding wheel assembly and the tensioning deviation correcting device in a circulating mode through the abrasive belt machine driving device in the working process, the deviation correcting wheels mounted on the deviation correcting supports are controlled by the lifting mechanism to tension the abrasive belt, the deviation correcting supports or the angles of the deviation correcting wheels can be adjusted by the adjusting mechanism, and the abrasive belt can be adjusted in a correcting mode.

Drawings

Fig. 1 is a schematic perspective view of an abrasive belt machine according to an embodiment of the present invention.

Figure 2 is a schematic cross-sectional view of an upper grinding wheel assembly according to an embodiment of the present invention.

Figure 3 is a schematic perspective view of an upper grinding wheel assembly according to an embodiment of the present invention.

Figure 4 is a schematic cross-sectional view of a lower grinding wheel assembly in accordance with an embodiment of the present invention.

Figure 5 is a schematic perspective view of a lower grinding wheel assembly according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of a first tensioning deviation correcting device according to an embodiment of the present invention.

Fig. 7 is a schematic perspective view of a second tension deviation correcting device according to an embodiment of the present invention.

Fig. 8 is a schematic perspective view of a third tensioning deviation correcting device according to an embodiment of the present invention.

In the figure: an upper grinding wheel component 1, a lower grinding wheel component 2, a tension deviation-correcting device 3, an abrasive belt machine driving device 4, an abrasive belt machine base 5, an abrasive belt 6, a protective cover 7, a dust collecting hopper 8, an ash receiving hopper 9,

An upper polishing installation base 11, an upper polishing bracket 12, an upper polishing wheel 13, an upper polishing rotating shaft 14, an upper polishing bearing 15, an upper polishing bearing seat 16, an inner pressing plate 17, an outer pressing plate 18,

A lower grinding mounting base 21, a lower grinding bracket 22, a lower grinding wheel 23, a lower grinding rotating shaft 24, a lower grinding bearing 25, a lower grinding bearing seat 26, a grinding wheel bush 27, a gland 28, a bearing bush 29, a bearing spacer 210, a grinding wheel 211, a grinding wheel mounting seat 212, a grinding wheel pressing plate 213, a locking nut 214, a key pin 215, a cooling groove 216, a cooling groove, and a cooling groove,

The installation base 31, the lifting mechanism 32, the adjusting mechanism 33, the deviation rectifying bracket 34, the deviation rectifying wheel 35, the deviation rectifying shaft 36,

A lifting cylinder 321, a lifting seat 322,

An adjusting shaft 331, an adjusting top plate 332, an adjusting handle 333, an adjusting top rod 334, an adjusting nut 335, an adjusting spring 336, an adjusting baffle 337, an adjusting bolt 338,

A deviation rectifying wheel body 351, a deviation rectifying wheel boss 352,

Explosion-proof motor 41, main drive wheel 42.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Examples are given.

Referring to fig. 1 to 8, it should be understood that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the function and the achievable purpose of the present invention. In addition, in the present specification, if there are words such as "upper", "lower", "left", "right", "middle", and "one", they are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or modifications in their relative relationship may be made without substantial technical changes.

The belt sander in the embodiment comprises an upper grinding wheel assembly 1, a lower grinding wheel assembly 2, a tensioning deviation correcting device 3, a belt sander driving device 4, a belt sander base 5, an abrasive belt 6, a protective cover 7, a dust collecting hopper 8 and a dust receiving hopper 9, wherein the upper grinding wheel assembly 1, the lower grinding wheel assembly 2, the tensioning deviation correcting device 3 and the belt sander driving device 4 are all installed on the belt sander base 5, the upper grinding wheel assembly 1, the lower grinding wheel assembly 2, the tensioning deviation correcting device 3 and the belt sander driving device 4 are matched through the abrasive belt 6, the protective cover 7 is installed on the belt sander base 5, the bottom of the protective cover 7 of the dust collecting hopper 8 is arranged below the dust collecting hopper 8, and the dust receiving hopper 9 is arranged below the dust collecting hopper 8.

The number of the upper grinding wheel assembly 1, the lower grinding wheel assembly 2, the tensioning deviation correcting device 3, the belt sander driving device 4, the belt sander base 5, the abrasive belt 6, the protective cover 7, the dust collecting hopper 8 and the dust collecting hopper 9 in the embodiment is two, and the two abrasive belts are respectively and symmetrically arranged, and the two abrasive belts 6 can be a coarse abrasive belt, a fine abrasive belt or a coarse abrasive belt and a fine abrasive belt.

The upper grinding wheel assembly 1 in this embodiment includes an upper grinding mounting base 11, an upper grinding support 12, an upper grinding wheel 13, an upper grinding rotating shaft 14, an upper grinding bearing 15, an upper grinding bearing seat 16, an inner pressing plate 17, and an outer pressing plate 18, and the number of the upper grinding bearings 15 is two.

The upper grinding wheel 13 is driven to rotate through the abrasive belt 6, and as the upper grinding wheel 13 is mounted on the upper grinding bearing seat 16, and the upper grinding bearing seat 16 is mounted on the upper grinding rotating shaft 14 through the upper grinding bearing 15, the relative rotation of the upper grinding bearing seat 16 and the upper grinding rotating shaft 14 can be realized, so that the upper grinding wheel 13 flexibly rotates to ensure the stable operation of the upper grinding wheel 13.

In this embodiment, one end of the upper polishing bracket 12 is mounted on the upper polishing mounting base 11, the upper polishing rotating shaft 14 is mounted at the other end of the upper polishing bracket 12, the upper polishing wheel 13 is mounted on the upper polishing bearing seat 16, the upper polishing bearing seat 16 is mounted on the upper polishing rotating shaft 14 through the upper polishing bearing 15, and the upper polishing mounting base 11 is mounted on the belt sander base 5.

In this embodiment, the inner pressing plate 17 is mounted on the upper grinding rotating shaft 14, the outer pressing plate 18 is mounted on the upper grinding bearing seat 16, the inner pressing plate 17 is in contact with the inner ring of the upper grinding bearing 15, and the outer pressing plate 18 is in contact with the outer ring of the upper grinding bearing 15.

The inner ring of the upper polishing bearing 15 is abutted by the inner pressing plate 17, the outer ring of the upper polishing bearing 15 is abutted by the outer pressing plate 18, and the upper polishing bearing seat 16 can flexibly rotate relative to the upper polishing rotating shaft 14.

The last rotation axis 14 of polishing in this embodiment is fixed with last support 12 of polishing, goes up to polish and takes turns 13 and last bearing frame 16 of polishing and fix, goes up to polish and takes turns 13 for rubber-covered wheel, goes up to polish and is provided with the cooling bath on taking turns 13, and the cooling bath slope sets up, goes up to polish and is provided with a plurality of mounting holes on the support 12, a plurality of mounting holes equidistant, evenly arrange.

In the working process of the upper grinding wheel assembly 1, the rotation of an upper grinding wheel 13 is driven by the rotation of an abrasive belt 6, because the upper grinding wheel 13 is fixed with an upper grinding bearing seat 16, an upper grinding rotating shaft 14 is fixed with an upper grinding support 12, a grinding bearing 15 is arranged between the upper grinding rotating shaft 14 and the upper grinding bearing seat 16, the inner ring of the upper grinding bearing 15 is tightly pressed by an inner pressing plate 17, the outer ring of the upper grinding bearing 15 is tightly pressed by an outer pressing plate 18, so that the relative rotation of the upper grinding bearing seat 16 and the upper grinding rotating shaft 14 can be realized, the upper grinding wheel 13 can flexibly rotate, wherein the upper grinding wheel 13 is a rubber coating wheel, the outer wall of the rubber coating wheel can be of a smooth structure, a cooling groove can also be arranged on the outer wall of the rubber coating wheel, so that cold air flows through the cooling groove in the rotating process of the upper grinding wheel 13, and the temperature of the rubber coating wheel is reduced, to extend its useful life.

The lower grinding wheel assembly 2 in this embodiment includes a lower grinding mounting base 21, a lower grinding support 22, a lower grinding wheel 23, a lower grinding rotating shaft 24, a lower grinding bearing 25, a lower grinding bearing seat 26, a grinding wheel bush 27, a gland 28, a bearing bush 29, a bearing spacer 210, a grinding wheel 211, a grinding wheel mounting base 212, a grinding wheel pressing plate 213 locking nut 214 and a key pin 215, wherein the lower grinding wheel 23 is a rubber-covered wheel, a cooling groove 216 is formed in the lower grinding wheel 23, and the cooling groove 216 is obliquely arranged.

The lower grinding wheel 23 is a rubber covered wheel, so that the friction force between the lower grinding wheel 23 and the abrasive belt 6 can be increased, and meanwhile, the cooling groove 216 is formed in the surface of the lower grinding wheel 23, so that cooling air flows through the cooling groove 216 in the process of high-speed rotation of the lower grinding wheel 23, the temperature of the abrasive belt 6 and the lower grinding wheel 23 is reduced, and the service life of the abrasive belt can be prolonged.

In this embodiment, one end of the lower polishing bracket 22 is mounted on the lower polishing mounting base 21, the lower polishing bearing seat 26 is mounted at the other end of the lower polishing bracket 22, the lower polishing bearing 25 is mounted on the lower polishing bearing seat 26 and sleeved on the lower polishing rotation shaft 24, the lower polishing wheel 23 is mounted on the polishing wheel bushing 27, the polishing wheel bushing 27 is mounted on the lower polishing rotation shaft 24, and the lower polishing mounting base 21 is mounted on the belt sander base 5.

Lower grinding wheel 23 is installed on lower grinding rotary shaft 24 through grinding wheel bush 27, lower grinding rotary shaft 24 is installed on lower grinding bearing seat 26 and lower grinding support 22 through lower grinding bearing 25, in-process abrasive band 6 drives lower grinding wheel 23 high-speed operation, wherein lower grinding bearing 25's outer lane and lower grinding bearing seat 26 contact, lower grinding bearing 25's inner circle and lower grinding rotary shaft 24 contact, can realize the nimble rotation of lower grinding wheel 23, be provided with a plurality of mounting holes on the lower grinding support 22, a plurality of mounting holes are equidistant, evenly arrange, can adjust lower grinding wheel 23's mounted position, in order to satisfy the actual work demand.

The lower grinding rotary shaft 24 and the grinding wheel bushing 27 in this embodiment are connected by a key pin 215, the grinding wheel bushing 27 is mounted on the lower grinding rotary shaft 24 by a pressing cover 28, and the bearing bushing 29, the bearing spacer 210 and the lock nut 214 are all sleeved on the lower grinding rotary shaft 24.

In this embodiment, the bearing spacer 210 and the lock nut 214 are both sleeved on the lower grinding rotating shaft 24, two sides of the bearing spacer 210 are respectively in contact with the inner rings of the lower grinding bearings 25 and the lock nut 214, the number of the lower grinding bearings 25 is two, one bearing bush 29 is installed between the two lower grinding bearings 25, and the bearing bush 29 is sleeved on the lower grinding rotating shaft 24 and is in contact with the inner rings of the two lower grinding bearings 25.

One side of the inner ring of the two lower grinding bearings 25 is tightly pressed through the bearing bush 29, the inner ring of one lower grinding bearing 25 is tightly pressed with the lower grinding rotating shaft 24, the inner ring of the other lower grinding bearing 25 is tightly pressed with the bearing space ring 210 and is locked with the bearing space ring 210 through the locking nut 214, and the outer ring of the lower grinding bearing 25 is installed on the lower grinding bearing seat 26, so that the lower grinding rotating shaft 24 can flexibly rotate on the lower grinding bearing seat 26, and the stability in operation is ensured.

In this embodiment, the polishing wheel mounting base 212 and the polishing wheel pressing plate 213 are both sleeved on the lower polishing rotary shaft 24, the polishing wheel 211 is mounted on the polishing wheel mounting base 212, the polishing wheel pressing plate 213 is in contact with the polishing wheel 211, and the polishing wheel pressing plate 213 is mounted on the lower polishing rotary shaft 24 through a lock nut 214.

The polishing wheel 211 is arranged on the lower polishing rotary shaft 24 through the polishing wheel mounting seat 212 and the polishing wheel pressing plate 213, the lower polishing rotary shaft 24 can drive the polishing wheel 211 to rotate in the process of driving the lower polishing wheel 23 to rotate, and the polishing wheel 211 can polish workpieces so as to improve the product quality of the workpieces.

The first tensioning deviation correcting device 3 (shown in fig. 6) comprises a mounting base 31, a lifting mechanism 32, an adjusting mechanism 33, a deviation correcting support 34 and a deviation correcting wheel 35, wherein the lifting mechanism 32 is mounted on the mounting base 31, the deviation correcting support 34 is mounted on the lifting mechanism 32, the deviation correcting wheel 35 is mounted on the deviation correcting support 34, the adjusting mechanism 33 is matched with the deviation correcting wheel 35, and the mounting base 31 is mounted on the belt sander base 5.

The lifting mechanism 32 lifts the deviation rectifying support 34 and the deviation rectifying wheel 35 to realize tensioning of the abrasive belt 6, the adjusting mechanism 33 adjusts the angle of the deviation rectifying wheel 35 to realize deviation rectifying adjustment of the abrasive belt 6, and the adjusting mechanism 33 has the advantages of high adjusting precision and the like.

The adjusting mechanism 33 in this embodiment includes an adjusting shaft 331, an adjusting top plate 332, an adjusting handle 333, an adjusting top rod 334 and an adjusting nut 335, the adjusting shaft 331 and the adjusting top rod 334 are both installed on the deviation rectifying support 34, the deviation rectifying wheel 35 and the adjusting top plate 332 are both installed on the adjusting shaft 331, the adjusting handle 333 is connected with one end of the adjusting top rod 334, the other end of the adjusting top rod 334 is matched with the adjusting top plate 332, the adjusting nut 335 is installed on the adjusting top rod 334, and the adjusting nut 335 is matched with the deviation rectifying support 34.

The lifting mechanism 32 in this embodiment includes a lifting cylinder 321, the lifting cylinder 321 is installed on the installation base 31, the deviation rectifying bracket 34 is installed on the lifting cylinder 321, the deviation rectifying bracket 34 is arranged in an L-shaped structure, and one end of the adjusting shaft 331 is installed on the deviation rectifying bracket 34 in a rotating manner under normal conditions.

The correcting bracket 34 arranged in the L-shaped structure can be used for conveniently installing the correcting wheel 35 and the adjusting mechanism 33, the correcting bracket 34 is arranged in the L-shaped structure and is used for conveniently adjusting the angle of the correcting wheel 35, the correcting bracket 34 is driven to rise through the lifting cylinder 321 to realize the tensioning function of the abrasive belt 6, the lifting mechanism 32 can be the lifting cylinder 321, and can also be a servo motor, a linear module and the like, and as long as the correcting bracket 34 can be driven to rise to realize the tensioning function of the abrasive belt 6.

In the process of correcting the deviation and adjusting, the adjusting ejector rod 334 is screwed through the adjusting handle 333, so that the adjusting ejector rod 334 is in contact with the adjusting top plate 332, the adjusting shaft 331 is pushed through the adjusting top plate 332, the angle adjustment of the deviation correcting wheel 35 can be realized, the adjusting nut 335 is screwed after the adjustment is completed, the adjusting nut 335 is in contact with the deviation correcting bracket 34, and the locking of the adjusting ejector rod 334 is realized.

The wheel 35 of rectifying in this embodiment is provided with the wheel boss 352 of rectifying including rectifying a wheel body 351, the middle part of wheel body 351 of rectifying, and the wheel boss 352 of rectifying is the loop configuration setting, by rectifying a wheel boss 352 to the both sides of rectifying a wheel body 351, the diameter of wheel body 351 of rectifying a wheel reduces gradually.

The diameter of the deviation rectifying wheel body 351 is gradually reduced, so that the deviation rectifying wheel body 351 forms a deviation rectifying wheel boss 352, the deviation rectifying wheel boss 352 is arranged in the middle of the deviation rectifying wheel body 351 and is in an annular structure, the abrasive belt can tightly support the abrasive belt 6 in the operation process, and the abrasive belt 6 is prevented from being separated from the deviation rectifying wheel body 351.

When the tensioning deviation correcting device 3 works, the lifting cylinder 321 drives the deviation correcting support 34 to lift, the abrasive belt 6 is tensioned through the deviation correcting wheel 35 installed on the deviation correcting support 34, when the abrasive belt 6 deviates, the adjusting ejector rod 334 is screwed through the adjusting handle 333, so that the adjusting ejector rod 334 abuts against the adjusting top plate 332, the angle adjustment of the adjusting shaft 331 can be realized, the angle adjustment of the deviation correcting wheel 35 is realized, the deviation correction of the abrasive belt 6 is adjusted, the adjusting ejector rod 334 abuts against the deviation correcting support 34 through the adjusting nut 335 installed on the adjusting ejector rod 334 after the adjustment is completed, the adjusting ejector rod 334 is further locked, the stable operation of the tensioning deviation correcting device 3 is guaranteed, and the workpiece can be polished.

The second tensioning deviation correcting device 3 (shown in fig. 7) comprises a mounting base 31, a lifting mechanism 32, an adjusting mechanism 33, a deviation correcting support 34, a deviation correcting wheel 35 and a deviation correcting shaft 36, wherein the lifting mechanism 32 is mounted on the mounting base 31, the deviation correcting support 34 is mounted on the lifting mechanism 32 through the deviation correcting shaft 36, the deviation correcting wheel 35 is mounted on the deviation correcting support 34, the adjusting mechanism 33 is matched with the deviation correcting support 34, and the mounting base 31 is mounted on the belt sander base 5.

The correcting bracket 34 is lifted through the lifting mechanism 32, the abrasive belt 6 is tensioned through the correcting wheel 35, the correcting bracket 64 rotates by a certain angle along the correcting shaft 66 through adjusting the adjusting mechanism 63, so that the angle adjustment of the correcting wheel 65 is realized, and further the correcting adjusting function is realized, the adjusting mechanism 63 has the advantages of high adjusting precision and the like, and the correcting bracket 64 with the L-shaped structure can be conveniently installed on the correcting wheel 65 and the adjusting mechanism 63.

The adjusting mechanism 33 in this embodiment includes an adjusting shaft 331, an adjusting handle 333, an adjusting push rod 334, an adjusting nut 335, an adjusting spring 336 and an adjusting baffle 337, the adjusting shaft 331 is installed on the deviation rectifying support 34, the deviation rectifying wheel 35 is installed on the adjusting shaft 331, an adjusting baffle 337 is respectively installed on both sides of the deviation rectifying support 34, the adjusting push rod 334 is installed on one adjusting baffle 337, the adjusting handle 333 is disposed at one end of the adjusting push rod 334, the other end of the adjusting push rod 334 contacts with the lifting mechanism 32, the adjusting nut 335 is installed on the adjusting push rod 334, the adjusting nut 335 is matched with the adjusting baffle 337, and the adjusting spring 336 is matched with the other adjusting baffle 337.

In the process of correcting the deviation and adjusting, the adjusting handle 333 is screwed to enable the adjusting ejector rod 334 to be in contact with the lifting seat 322, the deviation correcting bracket 34 can rotate for a certain angle along the deviation correcting shaft 36, when the adjusting handle 333 is loosened, the deviation correcting bracket 34 can be reset through the adjusting spring 336, so that the angle of the deviation correcting wheel 35 can be adjusted, and after the adjustment is completed, the adjusting nut 335 is screwed to enable the adjusting nut 335 to be in contact with the adjusting baffle 337, so that the adjusting handle 333 can be locked.

The lifting mechanism 32 in this embodiment includes a lifting cylinder 321 and a lifting base 322, the lifting cylinder 321 is installed on the installation base 31, the lifting base 322 is installed on the lifting cylinder 321, and the deviation rectifying support 34 is installed on the lifting base 322 through a deviation rectifying shaft 36.

One end of the adjusting spring 336 in this embodiment contacts with the adjusting baffle 337, the other end of the adjusting spring 336 contacts with the lifting mechanism 32, one end of the adjusting shaft 331 is rotatably installed on the deviation rectifying support 34 under normal conditions, and the deviation rectifying support 34 is arranged in an L-shaped structure.

The deviation correcting bracket 34 is set to be an L-shaped structure, so that the angle of the deviation correcting wheel 35 can be adjusted conveniently, the deviation correcting bracket 34 is driven to rise through the lifting cylinder 321 so as to realize the tensioning function of the abrasive belt 6, the lifting mechanism 32 can be the lifting cylinder 321, a servo motor, a linear module and the like, and only the deviation correcting bracket 34 can be driven to rise so as to realize the tensioning function of the abrasive belt 6.

The wheel 35 of rectifying in this embodiment is provided with the wheel boss 352 of rectifying including rectifying a wheel body 351, the middle part of rectifying a wheel body 351, and the wheel boss 352 of rectifying a deviation is the loop configuration setting, by rectifying a deviation wheel boss 352 to the both sides of rectifying a wheel body 351, the diameter of rectifying a deviation wheel body 351 reduces gradually.

The diameter of the wheel body 351 of rectifying reduces gradually, can make the wheel body 351 of rectifying form the wheel boss 352 of rectifying, and the wheel boss 352 of rectifying sets up in the middle part of the wheel body 351 of rectifying to be the loop configuration setting, makes abrasive band 6 can prop abrasive band 6 tight at the operation in-process, avoids abrasive band 6 and the wheel body 351 of rectifying to break away from.

In the working process of the tensioning deviation correcting device 3, the lifting cylinder 321 drives the deviation correcting support 34 to rise, the abrasive belt is tensioned through the deviation correcting wheel 35 installed on the deviation correcting support 34, the adjusting handle 333 is screwed to enable the adjusting ejector rod 334 to be in contact with the lifting seat 322, the deviation correcting support 34 can rotate along the deviation correcting shaft 36, when the adjusting ejector rod 334 is separated from the lifting seat 322, the deviation correcting support 34 can be reset through the adjusting spring 336, the adjusting nut 335 is screwed after adjustment is completed, the adjusting nut 335 is enabled to be in contact with the adjusting baffle 337, and then the adjusting handle 333 can be locked, and the tensioning deviation correcting device 3 has the advantages of convenience in adjustment, high adjusting precision and the like.

The third tensioning deviation correcting device 3 (shown in fig. 8) comprises a mounting base 31, a lifting mechanism 32, an adjusting mechanism 33, a deviation correcting bracket 34, a deviation correcting wheel 35 and a deviation correcting shaft 36, wherein the lifting mechanism 32 is mounted on the mounting base 31, the deviation correcting bracket 34 is mounted on the lifting mechanism 32 through the deviation correcting shaft 36, the deviation correcting wheel 35 is mounted on the deviation correcting bracket 34, the adjusting mechanism 33 is matched with the deviation correcting bracket 34, and the mounting base 31 is mounted on the belt sander base 5.

The lifting mechanism 32 is used for lifting the deviation rectifying support 34, the abrasive belt 6 is tensioned through the deviation rectifying wheel 35, the deviation rectifying support 34 rotates for a certain angle along the deviation rectifying shaft 36 through adjusting the adjusting mechanism 33, so that the angle adjustment of the deviation rectifying wheel 35 is realized, and then the deviation rectifying adjusting function is realized, the adjusting mechanism 33 has the advantages of high adjusting precision and the like, and the deviation rectifying support 34 arranged in an L-shaped structure can be used for conveniently installing the deviation rectifying wheel 35 and the adjusting mechanism 33.

The adjusting mechanism 33 in this embodiment includes an adjusting shaft 331, an adjusting top plate 332, an adjusting handle 333, an adjusting top rod 334, an adjusting nut 335, an adjusting spring 336, an adjusting baffle 337 and an adjusting bolt 338, wherein the adjusting shaft 331 and the adjusting bolt 338 are both installed on the deviation rectifying support 34, the deviation rectifying wheel 35 and the adjusting top plate 332 are both installed on the adjusting shaft 331, the adjusting top plate 332 is matched with the adjusting bolt 338, one adjusting baffle 337 is respectively installed on both sides of the deviation rectifying support 34, the adjusting top rod 334 is installed on one adjusting baffle 337, the adjusting handle 333 is arranged at one end of the adjusting top rod 334, the other end of the adjusting top rod 334 is contacted with the lifting mechanism 32, the adjusting nut 335 is installed on the adjusting top rod 334, the adjusting nut 335 is matched with the adjusting baffle 337, and the adjusting spring 336 is matched with the other adjusting baffle 337.

In the process of correcting and adjusting, the adjusting handle 333 is screwed to enable the adjusting ejector rod 334 to be in contact with the lifting seat 322, so that the correcting bracket 34 can rotate for a certain angle along the correcting shaft 36, when the adjusting handle 333 is loosened, the correcting bracket 34 can be reset through the adjusting spring 336 to achieve angle adjustment of the correcting wheel 35, and after the adjustment is completed, the adjusting nut 335 is screwed to enable the adjusting nut 335 to be in contact with the adjusting baffle 337 to lock the adjusting handle 333; the adjusting bolt 338 can also be screwed to make the adjusting bolt 338 contact with the adjusting top plate 332, and the adjusting shaft 331 is controlled to swing through the adjusting top plate 332 to realize the angle adjustment of the deviation rectifying wheel 35.

The wheel 35 of rectifying in this embodiment is provided with the wheel boss 352 of rectifying including the wheel body 351 of rectifying, the middle part of the wheel body 351 of rectifying, and the wheel boss 352 of rectifying is the loop configuration setting, by the wheel boss 352 of rectifying to the both sides of the wheel body 351 of rectifying, the diameter of the wheel body 351 of rectifying reduces gradually.

In the working process of the tensioning deviation-rectifying device 3, the lifting cylinder 321 drives the deviation-rectifying support 34 to rise, the abrasive belt 6 is tensioned through the deviation-rectifying wheel 35 installed on the deviation-rectifying support 34, the adjusting handle 333 is screwed to enable the adjusting ejector 334 to be in contact with the lifting seat 322, the deviation-rectifying support 34 can rotate along the deviation-rectifying shaft 36, when the adjusting ejector 334 is separated from the lifting seat 322, the deviation-rectifying support 34 can be reset through the adjusting spring 336, after the adjustment is completed, the adjusting nut 335 is screwed to enable the adjusting nut 335 to be in contact with the adjusting baffle 337 so as to lock the adjusting handle 333, the adjusting bolt 338 can be screwed to enable the adjusting bolt 338 to be in contact with the adjusting ejector 332, the adjusting top plate 332 is used for controlling the swinging angle of the adjusting shaft 331, so that the angle of the deviation-rectifying wheel 35 can be adjusted, and the tensioning deviation-rectifying device 3 has the advantages of convenience in adjustment, high adjustment precision and the like.

The shell of the belt sander base 5 in the embodiment is a sheet metal part, the filler is arranged in the belt sander base 5 and is concrete, the belt sander driving device 4 comprises an explosion-proof motor 41 and a main driving wheel 42, the explosion-proof motor 41 is installed on the belt sander base 5, the main driving wheel 42 is installed on the explosion-proof motor 41, and the main driving wheel 42, the upper grinding wheel 13, the lower grinding wheel 23 and the deviation correcting wheel 35 are matched through the abrasive belt 6.

In the working method of the belt sander in this embodiment, the belt sander driving device 4 drives the sanding belt 6 to rotate circularly on the upper polishing wheel assembly 1, the lower polishing wheel assembly 2 and the tensioning deviation correcting device 3, the tensioning deviation correcting device 3 is used for tensioning the sanding belt 6 and performing deviation correcting adjustment, and the sanding belt 6 is used for sanding a workpiece.

The tensioning and deviation-correcting device 3 is used for tensioning the abrasive belt 6 and performing deviation-correcting adjustment, and the method specifically comprises the following steps: the lifting mechanism 32 controls the deviation rectifying bracket 34 to lift, and the abrasive belt 6 is tensioned through a deviation rectifying wheel 35 arranged on the deviation rectifying bracket 34; the angle of the deviation rectifying bracket 34 or the angle of the deviation rectifying wheel 35 is adjusted by the adjusting mechanism 33, so as to realize the deviation rectifying adjustment of the abrasive belt 6.

1. The abrasive belt machine consists of a driving wheel, a grinding wheel, an abrasive belt tensioning wheel, a driven wheel, an abrasive belt, a driving motor and a control system.

2. The installation take-up pulley is driven by the cylinder and is improved and change abrasive band efficiency.

3. The motor speed is adjustable, the maximum rotating speed of the motor is 2800r/min, and the motor power is 4 kw.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the invention are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an abrasive band machine, includes abrasive band machine drive arrangement (4) and abrasive band (6), its characterized in that: the belt sander comprises an upper sanding wheel assembly (1), a lower sanding wheel assembly (2), a tensioning deviation correcting device (3) and a belt sander base (5), wherein the upper sanding wheel assembly (1), the lower sanding wheel assembly (2), the tensioning deviation correcting device (3) and the belt sander driving device (4) are all arranged on the belt sander base (5), and the upper sanding wheel assembly (1), the lower sanding wheel assembly (2), the tensioning deviation correcting device (3) and the belt sander driving device (4) are matched through an abrasive belt (6);

a filler is arranged in the belt sander base (5);

the upper polishing wheel assembly (1) comprises an upper polishing mounting base (11), an upper polishing support (12), an upper polishing wheel (13), an upper polishing rotating shaft (14), an upper polishing bearing (15) and an upper polishing bearing seat (16), one end of the upper polishing support (12) is mounted on the upper polishing mounting base (11), the upper polishing rotating shaft (14) is mounted at the other end of the upper polishing support (12), the upper polishing wheel (13) is mounted on the upper polishing bearing seat (16), the upper polishing bearing seat (16) is mounted on the upper polishing rotating shaft (14) through the upper polishing bearing (15), and the upper polishing mounting base (11) is mounted on the abrasive belt machine base (5);

the lower grinding wheel assembly (2) comprises a lower grinding mounting base (21), a lower grinding support (22), a lower grinding wheel (23), a lower grinding rotating shaft (24), a lower grinding bearing (25), a lower grinding bearing seat (26) and a grinding wheel bushing (27), one end of the lower grinding support (22) is mounted on the lower grinding mounting base (21), the lower grinding bearing seat (26) is mounted at the other end of the lower grinding support (22), the lower grinding bearing (25) is mounted on the lower grinding bearing seat (26) and sleeved on the lower grinding rotating shaft (24), the lower grinding wheel (23) is mounted on the grinding wheel bushing (27), the grinding wheel bushing (27) is mounted on the lower grinding rotating shaft (24), and the lower grinding mounting base (21) is mounted on the belt sander base (5);

the tensioning deviation correcting device (3) comprises a mounting base (31), a lifting mechanism (32), an adjusting mechanism (33), a deviation correcting support (34) and a deviation correcting wheel (35), wherein the lifting mechanism (32) is mounted on the mounting base (31), the deviation correcting support (34) is mounted on the lifting mechanism (32), the deviation correcting wheel (35) is mounted on the deviation correcting support (34), and the mounting base (31) is mounted on the belt sander base (5);

the adjusting mechanism (33) is matched with the deviation rectifying wheel (35); the adjusting mechanism (33) comprises an adjusting shaft (331), an adjusting top plate (332), an adjusting handle (333), an adjusting top rod (334) and an adjusting nut (335), the adjusting shaft (331) and the adjusting top rod (334) are both installed on the deviation rectifying support (34), the deviation rectifying wheel (35) and the adjusting top plate (332) are both installed on the adjusting shaft (331), the adjusting handle (333) is connected with one end of the adjusting top rod (334), the other end of the adjusting top rod (334) is matched with the adjusting top plate (332), the adjusting nut (335) is installed on the adjusting top rod (334), and the adjusting nut (335) is matched with the deviation rectifying support (34);

or the tensioning deviation correcting device (3) comprises a mounting base (31), a lifting mechanism (32), an adjusting mechanism (33), a deviation correcting support (34), a deviation correcting wheel (35) and a deviation correcting shaft (36), wherein the lifting mechanism (32) is mounted on the mounting base (31), the deviation correcting support (34) is mounted on the lifting mechanism (32) through the deviation correcting shaft (36), the deviation correcting wheel (35) is mounted on the deviation correcting support (34), and the mounting base (31) is mounted on the belt sander base (5);

the adjusting mechanism (33) is matched with the deviation rectifying bracket (34); the adjusting mechanism (33) comprises an adjusting shaft (331), an adjusting handle (333), an adjusting ejector rod (334), an adjusting nut (335), an adjusting spring (336) and an adjusting baffle plate (337), the adjusting shaft (331) is arranged on the deviation rectifying bracket (34), the deviation rectifying wheel (35) is arranged on the adjusting shaft (331), two sides of the deviation rectifying bracket (34) are respectively provided with an adjusting baffle (337), the adjusting ejector rod (334) is arranged on an adjusting baffle plate (337), the adjusting handle (333) is arranged at one end of the adjusting ejector rod (334), the other end of the adjusting ejector rod (334) is in contact with the lifting mechanism (32), the adjusting nut (335) is installed on the adjusting ejector rod (334), the adjusting nut (335) is matched with the adjusting baffle (337), and the adjusting spring (336) is matched with the other adjusting baffle (337);

the adjusting mechanism (33) is matched with the deviation rectifying bracket (34); adjustment mechanism (33) are including adjusting axle (331), regulation roof (332), adjustment handle (333), regulation ejector pin (334), adjusting nut (335), regulating spring (336), adjusting stop (337) and adjusting bolt (338), adjusting axle (331) and adjusting bolt (338) are all installed on support (34) of rectifying a deviation, it all installs on adjusting axle (331) to rectify wheel (35) and regulation roof (332), adjust roof (332) and adjusting bolt (338) cooperation, an adjusting stop (337) is respectively installed to the both sides of support (34) of rectifying a deviation, adjust ejector pin (334) and install on an adjusting stop (337), adjustment handle (333) set up the one end at regulation ejector pin (334), the other end and the elevating system (32) contact of adjusting ejector pin (334), adjusting nut (335) are installed on adjusting ejector pin (334), And the adjusting nut (335) is matched with the adjusting baffle plate (337), and the adjusting spring (336) is matched with the other adjusting baffle plate (337).

2. The belt sander of claim 1, wherein: the upper grinding wheel assembly (1) further comprises an inner pressing plate (17) and an outer pressing plate (18), the inner pressing plate (17) is installed on the upper grinding rotating shaft (14), and the outer pressing plate (18) is installed on the upper grinding bearing seat (16).

3. The belt sander of claim 1, wherein: the lower grinding wheel assembly (2) further comprises a gland (28), a bearing bush (29), a bearing spacer ring (210), a locking nut (214) and a key pin (215), the lower grinding rotating shaft (24) is connected with the grinding wheel bush (27) through the key pin (215), the grinding wheel bush (27) is installed on the lower grinding rotating shaft (24) through the gland (28), and the bearing bush (29), the bearing spacer ring (210) and the locking nut (214) are all sleeved on the lower grinding rotating shaft (24).

4. The belt sander of claim 1, wherein: lower polish wheel subassembly (2) still includes polishing wheel (211), polishing wheel mount pad (212) and polishing wheel clamp plate (213) all overlap and polish rotation axis (24) down on, install on polishing wheel mount pad (212) polishing wheel (211), polishing wheel clamp plate (213) and polishing wheel (211) contact, polishing wheel clamp plate (213) are installed under through lock nut (214) and are polished on rotation axis (24).